code: def setWidget(self, widget) -> None:
      temp = super().setWidget(widget)
      for w in self.findChildren(QtWidgets.QWidget) + [self]:
          w.installEventFilter(self)
      return temp
  
file_path: PandasGUI/pandasgui/widgets/dock_widget.py
imports: from PyQt5 import QtCore, QtGui, QtWidgets
  from PyQt5.QtCore import Qt
label_desc: Use image node_id 3 for calling the DockWidget obj's underlying member method code with example usage: obj.setWidget(widget) and returns: temp